Nordic Neo-Latin Literature

A searchable database of Neo-Latin (1530-1800) literature from Nordic countries.
http://www.uib.no/neolatin/

Labyrinth Latin Library

A collection of ancient and medieval Latin texts.
http://www.georgetown.edu/labyrinth/library/latin/latin-lib.html

Bibliotheca Latina

From the University of Wisconsin. Extensive list of links to Latin texts (classical, medieval, and neo-Latin). Page is entirely in Latin.
http://polyglot.lss.wisc.edu/classics/biblio.htm

The Later Latin Society

Latin, classical, medieval and modern; texts, symposia, grammatical aids, Attic Nights of Aulus Gellius, Res Gestae of Augustus Divus, Erasmus, and Philobiblon of Richard de Bury in Latin
http://www.informalmusic.com/latinsoc/

Bibliotheca Augustana

Index of Latin literature. Navigation is in Latin: you can browse alphabetically or by century. Also includes German, English, and Greek literature.
http://www.fh-augsburg.de/~harsch/augusta.html

Electronic Text Center Latin Resources

A good sized collection of Latin texts. Unfortunately, all but Boethius' Consolatio Philosophiae and Ovid's Metamorphoses are restricted to use by students at the University of Virginia.
http://etext.lib.virginia.edu/latin.html

Lupa

Helps for searching for classical texts. Navigation is in Latin.
http://www.uky.edu/ArtsSciences/Classics/teaching.html

Thesaurus Precum Latinarum - Treasury of Latin Prayers

Latin prayers with English translations. Includes a guide to pronunciation of Ecclesiastical Latin.
http://home.earthlink.net/~thesaurus/

Perseus Project Latin Texts

With accompanying English translations and links to dictionaries, commentaries, grammars, and other tools.
http://www.perseus.tufts.edu/cache/perscoll_Greco-Roman.html

The Latin Library

A collection of Latin texts: classical, Christian, medieval, and modern, including such classics as Lewis Carroll's "Gabrobocchia".
http://thelatinlibrary.com

Latin Texts at CELT

CELT is a resource for contemporary and historical Irish documents in literature, history and politics. This particular link takes you to their collection of Latin texts.
http://www.ucc.ie/celt/latpage.html

Project Libellus

Free Latin and Greek texts with certain redistribution restrictions.
http://www.hhhh.org/perseant/libellus/

CNP's Online Catalog - Music with Latin Texts

Lists a collection of Latin texts written to music. The texts themselves are not available online but must be ordered.
http://www.canticanova.com/catalog/indices/i_latin.htm

Center for Electronic Texts in the Humanities

A compendium of Latin texts.
http://harvest.rutgers.edu/latintexts/

Corpus Scriptorum Latinorum

Online texts from Augustine to Vergil, sorted by author and including links to Latin, English, and foreign language translations.
http://www.forumromanum.org/literature/index.html

A Private Library - James O'Donnell

The classification system in this library is not very intuitive, but if you dig, there are Latin, Neo-Latin, German, and English texts here.
http://georgetown.edu/faculty/jod/private.library.html

Latin Vulgate

A site for helping to Learn Latin, using the Latin Vulgate as reading material. English + Latin side-by-side.
http://www.LatinVulgate.com

Latin Texts - Orbis Latinus

Latin texts from 240 BC to present, organized by period.
http://orbilat.com/Languages/Latin/Texts/

The Library

A library of Latin works, with introductions and translations (Dana Sutton, U of California).
http://philological.bham.ac.uk/library.html

LacusCurtius: Latin Texts

The main index page for the Latin texts on LacusCurtius: Pliny's Natural History, Frontinus, Vitruvius, Ptolemy's Geography.
http://penelope.uchicago.edu/Thayer/E/Roman/Texts/